The search : N. Kayser, merchant tailor, 256 West 31st Street, near 8th Avenue New York.

Advertising trade card for Kayser, a New York tailor, showing a caricature of a dentist sitting on top of a patient (sprawling on his back on a stool), stretching his mouth wide to look inside. There is a skull on a shelf behind them, pliers, razor and hammer hanging on the wall above it. Issued in about 1882.